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crypto: api - Move MODULE_ALIAS_CRYPTO to algapi.h

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This is part of the low-level API and should not be exposed to
top-level Crypto API users.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2023-02-16 18:35:25 +08:00
parent 9807e49b6a
commit 0c0edf6168
2 changed files with 13 additions and 13 deletions
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13
include/crypto/algapi.h
View File

@ -34,6 +34,19 @@
#define CRYPTO_DMA_PADDING ((CRYPTO_DMA_ALIGN - 1) & ~(CRYPTO_MINALIGN - 1))
/*
* Autoloaded crypto modules should only use a prefixed name to avoid allowing
* arbitrary modules to be loaded. Loading from userspace may still need the
* unprefixed names, so retains those aliases as well.
* This uses __MODULE_INFO directly instead of MODULE_ALIAS because pre-4.3
* gcc (e.g. avr32 toolchain) uses __LINE__ for uniqueness, and this macro
* expands twice on the same line. Instead, use a separate base name for the
* alias.
*/
#define MODULE_ALIAS_CRYPTO(name) \
__MODULE_INFO(alias, alias_userspace, name); \
__MODULE_INFO(alias, alias_crypto, "crypto-" name)
struct crypto_aead;
struct crypto_instance;
struct module;

13
include/linux/crypto.h
View File

@ -20,19 +20,6 @@
#include <linux/slab.h>
#include <linux/completion.h>
/*
* Autoloaded crypto modules should only use a prefixed name to avoid allowing
* arbitrary modules to be loaded. Loading from userspace may still need the
* unprefixed names, so retains those aliases as well.
* This uses __MODULE_INFO directly instead of MODULE_ALIAS because pre-4.3
* gcc (e.g. avr32 toolchain) uses __LINE__ for uniqueness, and this macro
* expands twice on the same line. Instead, use a separate base name for the
* alias.
*/
#define MODULE_ALIAS_CRYPTO(name) \
__MODULE_INFO(alias, alias_userspace, name); \
__MODULE_INFO(alias, alias_crypto, "crypto-" name)
/*
* Algorithm masks and types.
*/